P-5

Ancillary Services Prices, Day Ahead Market

04/11/2007

Time StampEastWest
10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)
00:000.250.250.25450.250.250.2545
01:000.250.250.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:002.692.690.25450.250.250.2545
06:004.24.20.25450.250.250.2545
07:0010.894.390.55570.50.555
08:0011.754.59256.58.52256.5
09:0011.094.59256.58.52256.5
10:0011.33.89256.58.52256.5
11:0010.393.890.55570.50.555
12:0012.283.890.55570.50.555
13:0011.13.890.55570.50.555
14:009.593.090.55570.50.555
15:00103.50.55570.50.555
16:009.553.050.55570.50.555
17:009.553.050.55570.50.555
18:009.533.030.55570.50.555
19:0011.113.050.55570.50.555
20:0015.073.543.5458.0410.043.543.5458.04
21:009.593.090.55570.50.555
22:0010.393.890.55570.50.555
23:003.993.990.3550.30.30.355